• Aluminum alloy CNC machined lightweight colourful derailleur, fixture and tensioner arm.
• Compatible with A/C Line Mk 5 and older models (For P/T Line version are in other listing). Compatible with optional X series Unibody Cog Set on stock wheel set up to 5 speed 11-25T(#X5UnibodyCogSet), or you will need to pair with 3rd party rear wheel with multi-cogs compatibility to take over 4 speed cogs (7 speed/28T possible, these are not included).
• Compatible up to 28T cog (original max 18t on P/T Line)
• Titanium Tensioner Spring.
• Smooth surface treatment with multiple colours to match your style.
• Limited colour might only be available in 1st batch production.
• Listing is only for one Parallelogram derailleur set (Spring activated main body, 2 jockey wheels, fixture for A C Line /Electric C and extended tensioner arm included). Cogs, thumb shifter, shifting cable and 3rd party upgrade wheelset are not included but optional.
• Tested 11-28T / 7 speed possible (3rd party rear wheel with free hub body that can take 7 cogs).
• Tested on Stock 2/6 speed wheel 11-25T / 5 speed possible (optional X5 unibody Cog Set)
• Special combo order offer if combined with X4 Unibody Cog Set (11-13-17-21t) or X5 Unibody Cog Set (11-13-17-21-25t) for stock original 2/6 speed rear wheel.
• Please find for P/T Line version in this LISTING.

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